Pause GUI

cubyz-client/src/io/cubyz/client/Cubyz.java

@@ -46,6 +46,7 @@ import io.cubyz.multiplayer.client.CubzClient;
 import io.cubyz.multiplayer.server.CubzServer;
 import io.cubyz.ui.DebugGUI;
 import io.cubyz.ui.MainMenuGUI;
+import io.cubyz.ui.PauseGUI;
 import io.cubyz.ui.UISystem;
 import io.cubyz.utils.DiscordIntegration;
 import io.cubyz.utils.TextureConverter;
@@ -261,7 +262,10 @@ public class Cubyz implements IGameLogic {
 				}
 			}
 			if (window.isKeyPressed(GLFW.GLFW_KEY_ESCAPE) && mouse.isGrabbed()) {
-				mouse.setGrabbed(false);
+				if (gameUI.getMenuGUI() == null) {
+					Keyboard.setKeyPressed(GLFW.GLFW_KEY_ESCAPE, false);
+					gameUI.setMenu(new PauseGUI());
+				}
 			}
 			if (mouse.isLeftButtonPressed() && !mouse.isGrabbed()) {
 				mouse.setGrabbed(true);

cubyz-client/src/io/cubyz/ui/Component.java

@@ -63,4 +63,7 @@ public abstract class Component {
 	
 	public abstract void render(long nvg, Window src);
 	
+	public void init(long nvg, Window src) {}
+	public void dispose(long nvg, Window src) {}
+	
 }

cubyz-client/src/io/cubyz/ui/PauseGUI.java

@@ -0,0 +1,50 @@
+package io.cubyz.ui;
+
+import org.jungle.Keyboard;
+import org.jungle.Window;
+import org.lwjgl.glfw.GLFW;
+
+import io.cubyz.client.Cubyz;
+import io.cubyz.ui.components.Button;
+
+public class PauseGUI extends MenuGUI {
+
+	private Button exit;
+	private Button game;
+	
+	@Override
+	public void init(long nvg) {
+		Cubyz.mouse.setGrabbed(false);
+		exit = new Button();
+		game = new Button();
+		exit.setText("Exit to main menu");
+		game.setText("Continue");
+		
+		game.setOnAction(() -> {
+			Cubyz.mouse.setGrabbed(true);
+			Cubyz.gameUI.setMenu(null);
+		});
+		
+		exit.setSize(200, 50);
+		game.setSize(200, 50);
+	}
+
+	@Override
+	public void render(long nvg, Window win) {
+		if (Keyboard.isKeyPressed(GLFW.GLFW_KEY_ESCAPE)) {
+			Keyboard.setKeyPressed(GLFW.GLFW_KEY_ESCAPE, false);
+			Cubyz.mouse.setGrabbed(true);
+			Cubyz.gameUI.setMenu(null);
+		}
+		game.setPosition(win.getWidth() / 2 - 100, 100);
+		exit.setPosition(win.getWidth() / 2 - 100, win.getHeight() - 100);
+		exit.render(nvg, win);
+		game.render(nvg, win);
+	}
+
+	@Override
+	public boolean isFullscreen() {
+		return true;
+	}
+
+}

cubyz-client/src/io/cubyz/ui/components/Button.java

@@ -60,7 +60,6 @@ public class Button extends Component {
 		NGraphics.fillRect(x, y, width, height);
 		NGraphics.setColor(255, 255, 255);
 		NGraphics.setFont("OpenSans Bold", fontSize);
-		
 		NGraphics.drawText(x + (width / 2) - ((text.length() * 5) / 2), (int) (y + (height / 2) - fontSize / 2), text);
 		//int ascent = NGraphics.getAscent("ahh");
 	}

cubyz-client/src/io/cubyz/ui/components/Container.java

@@ -0,0 +1,37 @@
+package io.cubyz.ui.components;
+
+import java.util.ArrayList;
+
+import org.jungle.Window;
+
+import io.cubyz.ui.Component;
+
+public class Container extends Component {
+
+	protected ArrayList<Component> childrens;
+	
+	public Container() {
+		childrens = new ArrayList<>();
+	}
+	
+	public void add(Component comp) {
+		if (comp == this) throw new IllegalArgumentException("comp == this");
+		childrens.add(comp);
+	}
+	
+	public void remove(Component comp) {
+		childrens.remove(comp);
+	}
+	
+	public void remove(int index) {
+		childrens.remove(index);
+	}
+
+	@Override
+	public void render(long nvg, Window src) {
+		for (Component child : childrens) {
+			child.render(nvg, src);
+		}
+	}
+	
+}

cubyz-client/src/io/cubyz/ui/components/ScrollingContainer.java

@@ -0,0 +1,49 @@
+package io.cubyz.ui.components;
+
+import org.jungle.MouseInput;
+import org.jungle.Window;
+
+import io.cubyz.client.Cubyz;
+import io.cubyz.ui.Component;
+import io.cubyz.ui.NGraphics;
+
+public class ScrollingContainer extends Container {
+
+	int maxY = 0;
+	int scrollY = 0;
+	int scrollBarWidth = 20;
+	
+	int mPickY = -1;
+	
+	public void render(long nvg, Window src) {
+		MouseInput mouse = Cubyz.mouse;
+		maxY = 0;
+		for (Component child : childrens) {
+			maxY = Math.max(maxY, child.getY());
+			child.setY(child.getY() - scrollY);
+			child.render(nvg, src);
+			child.setY(child.getY() + scrollY);
+		}
+		if (maxY > height) {
+			NGraphics.setColor(0, 0, 0);
+			NGraphics.fillRect(x + width - scrollBarWidth, y, scrollBarWidth, 10);
+			if (mPickY == -1) {
+				if (mouse.getX() > x + width - scrollBarWidth && mouse.getX() < x + width) {
+					if (mouse.getY() > y && mouse.getY() < height) {
+						if (mouse.isLeftButtonPressed()) {
+							mPickY = (int) mouse.getY();
+						}
+					}
+				}
+			} else {
+				if (mouse.isLeftButtonPressed()) {
+					scrollY = (int) Math.min(maxY, mouse.getY() - mPickY);
+				} else {
+					mPickY = -1;
+				}
+			}
+		}
+		scrollY = Math.min(maxY, scrollY);
+	}
+	
+}